Underwood, IN Radon Levels
Check local Underwood radon levels and find certified testing and mitigation professionals to keep your home safe
Underwood, IN Radon Facts
EPA Radon Zone
Zone 1 — High Risk
> 4.0 pCi/L (Zone 1)
County
Clark County, IN
Zip Code
47177
Set in southern Indiana's Clark County near Louisville, Underwood sits on limestone bedrock that can contribute to radon formation across the Ohio River valley region. Available testing data for this small community is currently limited, preventing comprehensive local assessment. Residents of zip code 47177 should consider radon testing given the area's EPA Zone 1 classification and underlying geological conditions.
Underwood, IN Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Radon FAQ for Underwood, IN
What EPA Radon Zone is Underwood in?
Underwood and the 47177 zip code are in Clark County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.
How much does radon mitigation cost in Underwood?
Radon mitigation in Underwood typically costs between $800 and $2,000. Most homes with standard basements can be mitigated with a sub-slab depressurization system in the $1,000–$1,500 range. Factors that can increase cost include complex foundations, crawl spaces, or very high radon levels.
Should I test for radon if I'm buying a home in Underwood?
Yes. Radon testing should be part of every home purchase. A short-term radon test is typically included as part of the home inspection process and costs $150–$250. If elevated levels are found, you can negotiate mitigation as part of the sale.
Most Active Radon Markets in Indiana
Cities in Indiana with the most user-submitted radon test data, ranked by number of submissions.
| City | Avg User Radon Level | Submissions |
|---|---|---|
| Bloomington | 8.14 pCi/L | 7 |
| Kokomo | 7.40 pCi/L | 5 |
| Lafayette | 15.00 pCi/L | 3 |
| Valparaiso | 10.00 pCi/L | 3 |
| Westfield | 6.33 pCi/L | 3 |
| Avon | 6.00 pCi/L | 3 |
| West Lafayette | 10.50 pCi/L | 2 |
| Dyer | 9.50 pCi/L | 2 |
| Columbus | 7.50 pCi/L | 2 |
| Noblesville | 7.00 pCi/L | 2 |